[Tips] 列出連到哪一台 Wireless Router?

困擾已久, 已解決

$ iwconfig

wlan0     IEEE 802.11abgn  ESSID:"OWEN"  
          Mode:Managed  Frequency:2.412 GHz  Access Point: XX:XX:XX:XX:XX:XX   
          Bit Rate=144.4 Mb/s   Tx-Power=15 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=70/70  Signal level=-17 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:10429  Invalid misc:42   Missed beacon:0